Question: What concentration of additives might be found in typical diesel engine crankcase oil?
问题：在典型的柴油曲柄箱机油中，添加剂的浓度一般是多少？
The engine crankcase and block are usually cast into one piece and therefore can be seem as the largest and most intricate piece of metal in automobile.
发动机曲轴箱和气缸体通常铸造成为一体，因此算作汽车中最大且最复杂的金属结构。
The engine crankcase and block are usually cast into one piece and therefore can be seem as the largest and most intricate piece of metal in automobile.
发动机曲轴箱和气缸体通常铸造成为一体，因此算作汽车中最大且最复杂的金属结构。
应用推荐